Remove ms.service = virtual-machines. Replaced by ms.service = azure-virtual-machines

Author: Docs Allowlist Management

articles/virtual-machines/windows/external-ntpsource-configuration.md

@@ -2,7 +2,7 @@
 title: Time mechanism for Active Directory Windows Virtual Machines in Azure
 description: Time mechanism for Active Directory Windows Virtual Machines in Azure
 author: NDVALPHA
-ms.service: virtual-machines
+ms.service: azure-virtual-machines
 ms.collection: windows
 ms.topic: conceptual
 ms.date: 08/05/2022